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4d8aed70c1
There were a few places where kill flags were not being set correctly, and where 32-bit instruction variants were being used with 64-bit registers. After r178180, this code was being triggered causing llc to assert. llvm-svn: 178220
42 lines
1.5 KiB
LLVM
42 lines
1.5 KiB
LLVM
; RUN: llc < %s -mtriple=powerpc-apple-darwin -mcpu=g4 | FileCheck %s
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; ModuleID = 'hh.c'
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target datalayout = "E-p:32:32:32-i1:8:8-i8:8:8-i16:16:16-i32:32:32-i64:32:64-f32:32:32-f64:32:64-v64:64:64-v128:128:128-a0:0:64-f128:64:128-n32"
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target triple = "powerpc-apple-darwin9.6"
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define void @foo() nounwind {
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entry:
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; Note that part of what is being checked here is proper register reuse.
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; CHECK: mfcr [[T1:r[0-9]+]] ; cr2
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; CHECK: lis [[T2:r[0-9]+]], 1
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; CHECK: addi r3, r1, 72
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; CHECK: rlwinm [[T1]], [[T1]], 8, 0, 31
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; CHECK: ori [[T2]], [[T2]], 34540
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; CHECK: stwx [[T1]], r1, [[T2]]
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; CHECK: lis [[T3:r[0-9]+]], 1
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; CHECK: mfcr [[T4:r[0-9]+]] ; cr3
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; CHECK: ori [[T3]], [[T3]], 34536
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; CHECK: rlwinm [[T4]], [[T4]], 12, 0, 31
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; CHECK: stwx [[T4]], r1, [[T3]]
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%x = alloca [100000 x i8] ; <[100000 x i8]*> [#uses=1]
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%"alloca point" = bitcast i32 0 to i32 ; <i32> [#uses=0]
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%x1 = bitcast [100000 x i8]* %x to i8* ; <i8*> [#uses=1]
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call void @bar(i8* %x1) nounwind
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call void asm sideeffect "", "~{cr2},~{cr3}"() nounwind
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br label %return
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return: ; preds = %entry
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; CHECK: lis [[T1:r[0-9]+]], 1
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; CHECK: ori [[T1]], [[T1]], 34536
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; CHECK: lwzx [[T1]], r1, [[T1]]
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; CHECK: rlwinm [[T1]], [[T1]], 20, 0, 31
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; CHECK: mtcrf 16, [[T1]]
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; CHECK: lis [[T1]], 1
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; CHECK: ori [[T1]], [[T1]], 34540
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; CHECK: lwzx [[T1]], r1, [[T1]]
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; CHECK: rlwinm [[T1]], [[T1]], 24, 0, 31
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; CHECK: mtcrf 32, [[T1]]
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ret void
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}
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declare void @bar(i8*)
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